diff options
Diffstat (limited to 'drivers/s390/block/dasd_eckd.c')
| -rw-r--r-- | drivers/s390/block/dasd_eckd.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index 0b38217f8147..eb090e85b02e 100644 --- a/drivers/s390/block/dasd_eckd.c +++ b/drivers/s390/block/dasd_eckd.c @@ -5172,6 +5172,10 @@ static int dasd_eckd_query_host_access(struct dasd_device *device, if (!device->block && private->lcu->pav == HYPER_PAV) return -EOPNOTSUPP; + /* may not be supported by the storage server */ + if (!(private->features.feature[14] & 0x80)) + return -EOPNOTSUPP; + cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1 /* PSF */ + 1 /* RSSD */, sizeof(struct dasd_psf_prssd_data) + 1, device); |